The sum of five plus five is ten.
My brother lost a large sum of money while travelling in Europe.
One of the gamblers had bet a significant sum at the blackjack table, and lost everything.
The sum of my work experience is a weekend I spent washing dishes at my aunt's
restaurant.
The sum of all the angles of a triangle is 180 degrees.
The speaker summed up his speech by thanking everyone for their efforts.
The suspect deposited a large sum of money into the account of a friend a few days after the bank was robbed.
Gandhi once said
that a man is the sum of his actions, of what he has done, of what he can do, and nothing else.
Rainer Rilke once suggested that fame is the sum of the misunderstanding that gathers about a new name.
Konrad Adenauer once said that history is the sum total of things that could have
been avoided.
You should learn to do your sums in your head instead of always using your calculator.
Despite its small size, Switzerland spends huge sums of money on aid to developing countries.
In his summation, the speaker restated briefly the main points of his theory.
The easiest way of summing up what happened would be to say that things went even better than expected.
Find someone who can add large sums in his/her head.